19773840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1753}}^1$

素因数の和:1816

約数の個数: 80

約数和(自身を含む): 62638848

約数和(自身を除く): 42865008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1753, 1880, 2256, 2820, 3506, 3760, 5259, 5640, 7012, 8765, 10518, 11280, 14024, 17530, 21036, 26295, 28048, 35060, 42072, 52590, 70120, 82391, 84144, 105180, 140240, 164782, 210360, 247173, 329564, 411955, 420720, 494346, 659128, 823910, 988692, 1235865, 1318256, 1647820, 1977384, 2471730, 3295640, 3954768, 4943460, 6591280, 9886920, 19773840]

約数ペア:

[(1, 19773840), (2, 9886920), (3, 6591280), (4, 4943460), (5, 3954768), (6, 3295640), (8, 2471730), (10, 1977384), (12, 1647820), (15, 1318256), (16, 1235865), (20, 988692), (24, 823910), (30, 659128), (40, 494346), (47, 420720), (48, 411955), (60, 329564), (80, 247173), (94, 210360), (120, 164782), (141, 140240), (188, 105180), (235, 84144), (240, 82391), (282, 70120), (376, 52590), (470, 42072), (564, 35060), (705, 28048), (752, 26295), (940, 21036), (1128, 17530), (1410, 14024), (1753, 11280), (1880, 10518), (2256, 8765), (2820, 7012), (3506, 5640), (3760, 5259)]